Ticket #1276: trac_1276.patch

new file sage/misc/compare_timings.py

@@ +1 @@
+import sys
+from sage.misc.db import load
+
+if len(sys.argv) < 3:
+    print "Usage: compare_timings.py t1.sobj t2.sobj"
+    sys.exit(1)
+
+try:
+    timings1 = load(sys.argv[1])
+    timings2 = load(sys.argv[2])
+except AssertionError:
+    sys.exit(2)
+
+
+# fast enough?
+hashes = [ x for x in timings1.keys() if x in timings2.keys()]
+
+
+for h in hashes:
+    t1 = timings1[h]
+    t2 = timings2[h]
+    print h, t1.filename, "lines", t1.linenum, "and", t2.linenum, ":"
+    wall1 = t1.wallt
+    wall2 = t2.wallt
+    if wall1 < 0.00001:
+        if wall2 >= 0.00001:
+            print "+infty%% (%s)" % wall2
+    else:
+        p = (wall2-wall1)/wall1
+        print p
+

new file sage/misc/show_timings.py

@@ +1 @@
+import sys
+from sage.misc.db import load
+
+if len(sys.argv) < 2:
+    print "Usage: show_timings.py t.sobj"
+    sys.exit(1)
+
+try:
+    timings = load(sys.argv[1])
+except AssertionError:
+    sys.exit(2)
+
+for x in timings.keys():
+    timings[x].show()
+

new file sage/misc/timing.py

@@ +1 @@
+class DocTestTiming:
+    "Store timings for a docstring example"
+    def __init__(self, filename, linenum, examplename, hash, cput, wallt):
+        self.filename = filename
+        self.linenum = linenum
+        self.examplename = examplename
+        self.hash = hash
+        self.cput = cput
+        self.wallt = wallt
+    def show(self):
+        print "%s, %s, line %s, hash %s: cpu %s, wall %s" % ( self.examplename, self.filename, self.linenum, self.hash, self.cput, self.wallt )
+